Data Structures and Algorithms courses can help you learn about arrays, linked lists, trees, and graph structures, along with sorting and searching algorithms. You can build skills in problem-solving, optimizing code efficiency, and analyzing algorithm complexity. Many courses introduce tools like Python, Java, or C++ for implementing these concepts, as well as platforms for coding challenges that reinforce your understanding through practical application.

Erasmus University Rotterdam
Skills you'll gain: Case Studies, Research, Scientific Methods, Investigation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Scalability, Performance Tuning, .NET Framework, C# (Programming Language), System Programming, Application Performance Management, C (Programming Language), Debugging, Data Structures, Object Oriented Programming (OOP), Software Engineering, Interoperability
Intermediate · Course · 1 - 3 Months

University of Alberta
Skills you'll gain: Physics, Storytelling, Scientific Methods, Science and Research, General Science and Research, Simulations, Systems Of Measurement, Scientific Visualization
Beginner · Course · 1 - 3 Months

Skillshare
Skills you'll gain: Video Editing, Animations, Timelines, Post-Production, Storytelling, Motion Graphics, Color Theory, Video Production, Cinematography, Editing, Photo/Video Production and Technology, Configuration Management, Web Content Accessibility Guidelines, Data Import/Export, Image Quality, Music, Color Matching, File Management, Typography
Beginner · Specialization · 3 - 6 Months

National Taiwan University
Skills you'll gain: Reinforcement Learning, Deep Learning, Theoretical Computer Science, Classification Algorithms, Artificial Neural Networks, Artificial Intelligence, Machine Learning, Model Evaluation, Autoencoders, Convolutional Neural Networks, Supervised Learning, Computer Science, Decision Tree Learning, Algorithms
Intermediate · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Vibe coding, Model Context Protocol, Context Management, AI Workflows, Software Installation, Agentic Workflows, Code Review, System Configuration, Computer Programming Tools, Debugging, Web Development Tools, Software Development, User Interface (UI), Web Development
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Open Source Technology, Package and Software Management, Unit Testing, GitHub, Version Control, Rmarkdown, Cross Platform Development, Software Versioning, Software Documentation, R Programming, Knitr, Continuous Integration, Development Testing, Technical Documentation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Simulation and Simulation Software, Simulations, Engineering Design Process, Finite Element Methods, Engineering Analysis, Hydraulics, Cloud-Based Integration, Verification And Validation, Mathematical Modeling
Beginner · Guided Project · Less Than 2 Hours

University of California San Diego
Skills you'll gain: Biotechnology, Biological Engineering, Sustainable Technologies, Life Sciences, Environmental Issue, Regulatory Requirements, Sustainability Standards, Chemical Engineering, Production Process, Product Development, Molecular, Cellular, and Microbiology, Biology
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Image Analysis, Computer Vision, Model Evaluation, Analysis, Debugging, Failure Mode And Effects Analysis, Exploratory Data Analysis, Root Cause Analysis, Data Visualization, Quality Assurance, Statistical Reporting
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Portfolio Management, Financial Trading, Data Visualization Software, Dataflow, UI Components
Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Microsoft Excel, Excel Formulas, Data Visualization, Spreadsheet Software, Microsoft Office, Microsoft 365, Productivity Software, Data Import/Export, Data Management
Beginner · Course · 1 - 3 Months